Task: Please answer the multiple choice question.
Question: Which molecules are active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. COC(=O)c1ccccc1C#CCCCOS(C)(=O)=O
b. COC(=O)c1c(C)c2c(c(C)c1O)OC(=O)c1c(C)cc(O)c(C=O)c1O2
c. Cc1cn(C2CC(O)C(CO)(C(F)(F)F)O2)c(=O)[nH]c1=O
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {activity_HIV#not &NULL}{activity_HIV__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%activity_HIV%}
Answer: {%multiple_choice_result}