3246
During nitroprusside infusion low levels of CPAP do not markedly alter cardiovascular dynamics , but high levels of CPAP ( 10 cm H2O ) , while decreasing QS / QT , produce marked decreases in arterial blood pressure and cardiac output .
 Chemical: nitroprusside; Chemical: H2O; Disease: decreases in arterial blood pressure and cardiac output
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: nitroprusside, H2O, decreases in arterial blood pressure and cardiac output 
Answer:
 Chemical: nitroprusside; Chemical: H2O; Disease: decreases in arterial blood pressure and cardiac output