Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CC(=NNC(N)=S)c1ccc2c(c1)OCO2
b. CCOC(=O)C(NC(=O)c1ccccc1)C(C)[Sn](c1ccccc1)(c1ccccc1)c1ccccc1
c. CCOC(=O)C(C)c1nc2cc(F)c(F)cc2nc1O
d. COc1cc(C=C2SC(c3ccccc3)N(c3cccc(NC(C)=O)c3)C2=O)cc(OC)c1OC
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}
ethyl 2-benzamido-3-triphenylstannylbutanoate