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 O=C(Nc1ccc(C2=NCCN2)cc1)c1cccc(NC(=S)Nc2ccc(C3=NCCN3)cc2)c1
b COCC(=O)OC1CCn2c1nc1c2C(=O)C(C)=C(NC(C)=O)C1=N
c CCOC(=O)Cc1csc(NC=C2C(=O)Oc3ccccc3C2=O)n1.Cl
d CCNC(=S)NNC(=O)C12CC3CC(CC(C3)C1)C2
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}