Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) Cc1cccc(NC(=O)CC2C(=O)NC3CCCCC3N2C(=O)c2ccccc2Cl)c1
b) CC(=O)c1c(C)[nH]c(C(=O)OCC(=O)Nc2cc(C(F)(F)F)ccc2N2CCOCC2)c1C
c) O=C(CCCN1C(=O)/C(=C/c2ccccc2Cl)SC1=S)NNC(=O)c1ccccc1
d) Cc1c(N=C2NC(=O)/C(=C/c3ccc(O)cc3)S2)c(=O)n(-c2ccccc2)n1C
e) Nc1nc(NCc2ccco2)nc(N2CCCCC2)c1[N+](=O)[O-]
Answer: b
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}