Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. Sc1cc(S)c(S)nn1
b. COc1ccc2c(c1)CCCN1CCc3ccccc3C21.Cl
c. O=C1c2c(nc3ccccc3c2-c2ccccc2)CN1Nc1ccccc1
d. C[Si]1(C)C(c2ccccc2)=CC2C(c3ccccc3)(c3ccccc3)OC21c1ccccc1
Answer: b, c, d
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}