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, or c without using any other words.
Options:
(a) Clc1ccc(-c2c[n+]3c(n2-c2ccccc2)SCC3)cc1.[Cl-]
(b) CC(=O)c1ccc(N2CCN(CC3CCCCC3)CC2)cc1
(c) CCOC(=O)c1[nH]c(C)c(C(=O)OCC(=O)NCc2ccc(OC)cc2)c1C
Answer: a
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}