Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COc1cccc(CNC(=O)c2ccc3c(c2)N(C)CCS3)c1OC
(b) Fc1c(F)c(F)c(CSc2nc3ccccc3[nH]2)c(F)c1F
(c) Cc1ccc(CS(=O)(=O)Cc2ccc(C(=O)N3CCC4(CC3)OCCO4)o2)cc1
(d) CCN(CC)C(=O)CSc1ccccc1N
Answer: a, b, c, d
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}