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, or d without using any additional words.
Options:
(a) COc1ccc(-c2nn(-c3ccccc3F)cc2CNCCn2nc(C)cc2C)cc1
(b) CC1CCN(CCCNC(=O)c2cc3sccc3n2C)CC1
(c) Cc1cc(NC(=O)Nc2cc(Cl)ccc2C)no1
(d) COc1ccc(NS(=O)(=O)c2ccc(OC)c(NC(=O)CCC3CCCCC3)c2)cc1
Answer: a, 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}