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 additional words.
Options:
a O=C1OC2C=CCC1C2
b CCOC(=O)NC(=O)c1cn(CCCCCCOC(=O)NCCCCCCNC(=O)OCCCCCCn2cc(C(=O)NC(=O)OCC)c(=O)[nH]c2=O)c(=O)[nH]c1=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}
6-[5-(ethoxycarbonylcarbamoyl)-2,4-dioxopyrimidin-1-yl]hexylN-[6-[6-[5-(ethoxycarbonylcarbamoyl)-2,4-dioxopyrimidin-1-yl]hexoxycarbonylamino]hexyl]carbamate