Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) O=C(NCCNC(=O)c1ccccc1Br)c1ccccc1Br
(b) CCCc1cc(=O)oc2cc(C)cc(OCC(=O)NCCCn3ccnc3)c12
(c) O=C1/C(=C/c2ccncc2)CCc2ccccc21
(d) O=C(Nc1ccc(C(=O)N2CCCC2)cc1)c1ccccc1Br
Answer: a, 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}