Task: Please answer the multiple choice question.
Question: Which molecules are active against HIV?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cc1cn(COCCCSc2ccccc2)c(=O)[nH]c1=O
b CNC(=NCCCN1CCOCC1)c1ccc(NC(=O)c2ccc(C(=O)Nc3ccc(C(=NCCCN4CCOCC4)NC)cc3)cc2)cc1
c COC(=O)C(Cc1c[nH]c2ccccc12)NP(=O)(O)OCC1OC(n2cc(Br)c(=O)[nH]c2=O)CC1O
d O=C(NC1=NCC(CN2CCN(c3ccccc3)CC2)O1)Nc1ccccc1
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}
5-methyl-1-(3-phenylsulfanylpropoxymethyl)pyrimidine-2,4-dione