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 or b without using any additional words.
Options:
a. COC(=O)c1cc(C(=CCCC2CCC3(C)C(CCC4C3CCC3(C)C(C(C)CCCC(C)C)CCC43)C2)c2cc(Cl)c(OC)c(C(=O)OC)c2)cc(Cl)c1OC
b. Cc1cn(C2CC3C(COC(C)(C)N3O)O2)c(=O)[nH]c1=O
Answer: 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}
1-(1-hydroxy-2,2-dimethyl-4a,6,7,7a-tetrahydro-4H-furo[3,2-d][1,3]oxazin-6-yl)-5-methylpyrimidine-2,4-dione