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, b, c, or d without using any additional words.
Options:
(a) ClCc1nn(-c2ccccc2)c(CCl)c1CCl
(b) O=C(O)c1ccc(NC(=O)c2ccccc2[Se][Se]c2ccccc2C(=O)Nc2ccc(C(=O)O)cc2)cc1
(c) CC(=O)Nc1ccc(C(=O)NN2C(=O)C(Cl)C2c2ccc(Cl)cc2)cc1
(d) CCN=C1SC2C(=O)N(C)C(S1)C(=O)N2C
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}