Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC(C)[Si](CC1=CCCCC12C(=O)N(COCC[Si](C)(C)C)c1ccccc12)(C(C)C)C(C)C
b.) Oc1ccc(-c2csc(NNC3=NCC(=Cc4ccc5c(c4)OCO5)S3)n2)cc1O
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}