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) O=C(CNCc1ccccn1)Nc1cc(C(F)(F)F)ccc1N1CCOCC1.O=C(O)C(=O)O
(b) CC(CCc1ccccc1)NC(=O)/C=C/c1ccccc1
(c) Cc1cccc2cc3c(N)c(C(=O)N4CCc5ccccc54)sc3nc12
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}