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 additional words.
Options:
a. Cc1oc2c(c(C)nn2-c2ccccc2)c(=O)c1Cl
b. CCCCC(C)(CC=CC1C(O[Si](C)(C)C(C)(C)C)CC(=O)C1C(O)CCCCCC(=O)OC)O[Si](C)(C)C
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}