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) CCCCN1CC(O)=C(c2nc3ccccc3s2)C1=N
b) OC(COc1ccc(CNCc2cccnc2)cc1)CN1CCc2ccccc2C1
c) Cc1ccc(-c2nc3ncccc3o2)cc1NC(=O)c1cccs1
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}