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 other words.
Options:
a. CCN(CC)C(=O)C1=C(C)Nc2nnnn2C1c1cccnc1
b. CON(C)c1nc(NCC(C)C)nc(OCC#N)n1
c. COc1cccc(N(C(=O)c2sc(C)nc2C)C(C(=O)NCC2CCCO2)c2ccccc2)c1
d. O=C(NCc1ccc(F)cc1)C1CCCN1C(=O)Nc1ccccc1
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}