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 other words.
Options:
a) Clc1ccc(SCc2cc(-c3ccc(Cl)cc3)on2)cc1
b) CN1CCN(c2nc(-c3ccc(Br)cc3)nnc2-c2ccccc2)CC1
c) CC(=O)Nc1ccc(NS(=O)(=O)c2ccc3ccccc3c2)cc1
d) CCC(=S)/C=C1\Sc2ccc3ccccc3c2N1CCCS(=O)(=O)[O-].[Na+]
e) C=CCn1c(=O)n(CCC#N)c(=O)n(CCC#N)c1=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}