Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CC=C1CN(C(=O)OC(C)(C)C)C1C(=O)OC(C)(C)C
b. CCCC[Sn](CCCC)(OC(=O)c1cccnc1SC)OC(=O)c1cccnc1SC
c. COC(=O)CC1C(COC(C)=O)OC(n2ccc(=O)[nH]c2=O)C1OC(C)=O
Answer: a, b, c
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}