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, c, or d without using any additional words.
Options:
a CCCCCCCCCCCCCCCCCCNc1nc(=O)n(C2CC(O)C(COP(=O)(O)OCC3OC(n4cc(C)c(=O)[nH]c4=O)CC3N=[N+]=[N-])O2)cc1F
b S=c1sc2c(s1)SCCCCSCCCCSc1sc(=S)sc1SCCCCSCCCCS2
c O=c1cnn(C2OC(CO)C(O)C(F)C2O)c(=O)[nH]1
d COC1C=COC2(C)Oc3c(C)c(O)c4c(O)c(c(C=NNC(=O)C(CO)(c5ccccc5)c5ccccc5)c(O)c4c3C2=O)NC(=O)C(C)=CC=CC(C)C(O)C(C)C(O)C(C)C(OC(C)=O)C1C
Answer: a
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}