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=C1C=C(c2cccc(CO)c2)C[C@@H](c2ccc(Cl)cc2)C1
b. O=C(O)CSc1nc2ccccc2nc1Cc1ccccc1F
c. O=c1c2cccnc2nc2n1CCCCC2
d. COc1ccc(N2C(=O)C3CCCN3C2c2ccccc2OC)cc1
Answer: 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}