Task: Please answer the multiple choice question.
Question: Which molecules are 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: COC(=O)CCCC=C(c1cc(Cl)c(OC)c(C(=O)OC)c1)c1cc(Cl)c(OC)c(C(=O)OC)c1
b: COC(C(=O)NCCCCNC(=O)C(OC)c1ccccc1)c1ccccc1
c: COC(=O)C1=CCC2C(C(=O)OC)CCC2(C)CC(O)=C1C(=O)OC
d: O=c1c2nn[nH]c2nc2n1CC(c1ccccc1)S2
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}