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)c1ccc(C(=O)NCC(=O)N2CCC3(CC2)NCCc2[nH]cnc23)cc1
b) Cc1cccc(NC(=O)CN2CCN(C(=O)c3cncn3-c3ccc(F)cc3)CC2)c1C
c) Cc1cccc(C(=O)NCCNC(=O)c2ccco2)c1
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}