Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(Cc1coc(-c2ccc(F)cc2)n1)NCc1ccccc1
b. O=C(CCCOc1ccccc1)Nc1ccc2c(c1)OCCO2
c. O=C(CCN1C(=O)C2C3C=CC(C3)C2C1=O)NCCN1CCCc2ccccc21
d. CC1(C)NC(=O)N(CC(O)CN2C(=O)NC(C)(C)C2=O)C1=O
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_inhib%}
Answer: {%multiple_choice_result}