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, or c without using any other words.
Options:
a. COC(=S)SSC(=S)NCCN(CCNC(=S)SSC(=S)OC)C(=S)SSC(=S)OC
b. CN(C)C(=S)N=c1ssc(=NS(=O)(=O)c2ccccc2)n1C
c. CC1=Nc2c(C#N)ncn2N=C(C)C1
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}