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) Cc1c(Cl)cccc1N(CC(=O)N1CCCCCC1)S(C)(=O)=O
b) CCCNC(=O)OC[C@H]1O[C@H](CCO/N=C(\C)CCN2CCc3nc(-c4ccccc4)c(-c4ccccc4)cc3C2)C=C[C@@H]1Oc1ccc(OC)cc1
c) CCOc1ccc(C(=O)Nc2ccc(N3CCCC3)cc2)cc1
d) Cc1cc(C)c(C)c(S(=O)(=O)NCC(=O)Nc2sc3c(c2C(N)=O)CCCC3)c1C
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}