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] S=c1sc2c(s1)SCCS2
[b] CCCCCCCCCCCCCCCCCCOC(COP(=O)(O)OCC1OC(n2cc(C)c(=O)[nH]c2=O)CC1N=[N+]=[N-])COP(=O)(O)OC1CC(n2cc(C)c(=O)[nH]c2=O)OC1CO
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}
[3-[[3-azido-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-2-octadecoxypropyl] [2-(hydroxymethyl)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] hydrogen phosphate