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.) CCCC[Si](CCCC)(CCCC)OC(C=CC(=O)OCC)C(Cc1ccccc1)O[Si](CCCC)(CCCC)CCCC
b.) COC(c1cccc(C(O)(C(F)(F)F)C(F)(F)F)c1)(C(F)(F)F)C(F)(F)F
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}