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) COc1cccc(NC2c3ccccc3C(=O)N2Cc2ccco2)c1
b) COc1cc(C(C)=O)ccc1OCC(O)CN1CCN(c2c(C)cccc2C)CC1
c) CCOC(=O)C(=O)/C(C#N)=C/Nc1ccc(F)cc1
d) CC(=O)c1c(Cl)nc2cccc3c2c1-c1ccccc1C3=O
Answer: a, 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}