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 or b without using any other words.
Options:
a: O=c1[nH]c(=O)n(COCCOCc2ccccc2)cc1Nc1ccccc1
b: CCOC(=O)C12OC(OCC)(CC1(OCC)OCC)C1(CC1)C2=O
Answer: a, 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}
ethyl 2,2,4-triethoxy-6-oxospiro[7-oxabicyclo[2.2.1]heptane-5,1'-cyclopropane]-1-carboxylate