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, or c without using any other words.
Options:
a. O=C1c2c(O)ccc(O)c2C(=O)c2c(NCCCO)ccc(NCCCO)c21
b. Cl.N=c1ccn(C2OC(C(O)CO)C(O)C2O)c(=O)[nH]1
c. Cc1cn(C2CC(N=[N+]=[N-])C(CO)O2)c(=O)[nH]c1=N.Cl
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}