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, or c without using any additional words.
Options:
a. O=C(C[n+]1ccn(CCCNP2(=O)C=C(c3ccccc3)OC(c3ccccc3)=C2)c1)c1cccs1.[Br-]
b. CN[C@H]1CCc2cc(OC)c(OC)c(OC)c2-c2ccc(N(C)CC(OC)OC)c(=O)cc21
c. O=C(CCC(=O)N1CCOCC1)NCCc1ccc(Cl)cc1Cl
Answer: a, b, c
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}