Number of `2^(@)` alcoholic group present in structure

Number of phenolic group present in codeine is

The number of 1^@ alcoholic groups in glycol

The number of secondary alcohol groups present in glucose is/are __________

The number of secondary alcohol groups present in glucose is/are __________

Sum of number of alcoholic groups in product (P) and (Q) is

Sum of number of alcoholic groups in product (P) and (Q) is :

Crixivan, a drug produced by Merck by Merck and Co., is widely used in the fight against AIDS (acquired immune deficiency syndrome). The structure of cirxivan is given below: How many 2^@ alcohol groups are present in the above compound?