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. CC1(C)c2ccccc2N2CCC(=O)NC21/C=C/c1ccco1
b. Cn1cc(C(=O)N/N=C/c2cccs2)c2ccccc21
c. C[NH+](C)CC(C)(C)CNS(=O)(=O)c1ccc(Cl)c(Cl)c1.[Cl-]
d. CCCc1nnc(NC(=O)C2CCCO2)s1
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}