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 additional words.
Options:
a. COC(=O)C1=C(C)NC(C)=C(C(=O)OCC(C)C)C1c1ccccc1[N+](=O)[O-]
b. CC(=O)OCC1OC(n2ccc(=O)[nH]c2=O)C(O)C1O
c. FC(F)(F)c1cccc(N2CCN(C(=S)NC3CCCCC3)CC2)c1
d. O=C(O)c1ccc(COc2ccc([N+](=O)[O-])cc2)o1
Answer: 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}