I'm planning to visit the 'Ancienne école de médecine navale' in Rochefort. Can you tell me its opening hours, the available guided tour times and any specific conditions for them? Also, please check if there are any current or upcoming temporary exhibitions specifically about the 'Ancienne école de médecine navale' at this location.
Navigate to the 'Informations pratiques' page for the 'Ancienne école de médecine navale' on the Musée national de la Marine de Rochefort website. Extract the general opening hours for the site. Identify and extract the start times and durations for both types of guided tours. Note any specific conditions or dates mentioned for the guided tours. Expand the 'Expositions et événements' menu. Navigate to the 'En cours' (Current) exhibitions page. Determine if any current exhibitions are explicitly related to the 'Ancienne école de médecine navale'. Navigate to the 'À venir' (Upcoming) exhibitions page. Determine if any upcoming exhibitions are explicitly related to the 'Ancienne école de médecine navale'. Synthesize all collected information regarding hours, tour times, and relevant exhibitions.
State the general opening hours for the 'Ancienne école de médecine navale' as '10h-12h30 / 13h30-18h'. State the guided tour durations and start times: '45 minutes at 14h and 15h', and '1h30 at 10h30* and 16h'. Include the condition for the 10h30 tour: 'The 10h30* tour is only available from April 13th to November 3rd'. Confirm that no current temporary exhibitions explicitly related to the 'Ancienne école de médecine navale' are listed. Confirm that no upcoming temporary exhibitions explicitly related to the 'Ancienne école de médecine navale' are listed. Conclude that no current or upcoming temporary exhibitions explicitly related to the 'Ancienne école de médecine navale' are listed on the website.