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 or b without using any additional words.
Options:
a CCOC(=O)Cc1csc(NC(NC(=O)OCC)(C(=O)OCC)C(F)(F)F)n1
b CCCCCCCCCCCCCCCCCCNc1nc(=O)n(C2CC(OC(C)=O)C(COP(=O)(O)OCC3CCC(n4ccc(NC(=O)CCCCCCCCCCCCCCC)nc4=O)O3)O2)cc1F
Answer: b
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}