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 CC(C)(C)OC(=O)NCCCCCNC(=O)c1[nH]cnc1C(=O)Nc1ccccc1
b Cc1ccc2nc(-c3ccc(SCC(=O)Nc4cc(C)on4)nc3)[nH]c2c1
c CCN(CC(=O)Nc1ccc(NC(C)=O)cc1)C(=O)/C=C/c1cn(-c2ccccc2)nc1-c1cccs1
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}