Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1c2c3c4c(c(OC)c(=O)c5c(O)c(Br)c(OC)c(c6c(OC)c(Br)c(O)c(c1=O)c36)c54)C(C(C)=O)=C(C)C2
b. CCOC(=O)C(C#N)=Cc1ccc(-c2ccccc2)cc1
c. O=C1OC(CCCN2CCCCC2)(c2ccccc2)CC12CCCC2
d. C=CCOCn1cc(F)c(=O)[nH]c1=O
Answer: a, b, c, d
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}