I'm planning to visit the 'Ancienne école de médecine navale' in Rochefort. Can you tell me its general opening hours, the schedule for guided tours, and if there are any current or upcoming temporary exhibitions specifically related to this site? Please provide all details found.
Navigate to the main Rochefort museum page. Click on the link for 'Ancienne école de médecine navale'. Locate and extract the general opening hours for the 'Ancienne école de médecine navale'. Locate and extract the durations and start times for the guided tours. Navigate to the 'Expositions et événements' section. Check the 'À venir' exhibitions for any relevant to the 'Ancienne école de médecine navale'. Check the 'En cours' exhibitions for any relevant 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' (10h-12h30 / 13h30-18h, with dates if specified). State the two guided tour durations and their start times (45 minutes at 14h and 15h; 1h30 at 10h30* and 16h, with any noted conditions). Confirm whether any current or upcoming temporary exhibitions explicitly related to the 'Ancienne école de médecine navale' are listed. If no specific exhibitions are found, state that no such exhibitions are listed on the website.