Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CNc1nccc(-c2ccc(Cl)cc2)c1C#N
[b] S=c1[nH]nc(-c2cc(-c3ccccc3)n[nH]2)n1/N=C/C=C/c1ccco1
[c] COc1ccccc1CNC(=O)c1ccc(Br)o1
[d] COc1ccc(N2CCN(C(=O)CCC(=O)N3CCOc4ccc(Cl)cc43)CC2)cc1
Answer: a, b, c
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}