Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, or c without using any other words.
Options:
a) CN1CCN(C(=O)Cn2c(=O)sc3ccc(Cl)cc32)CC1
b) COP(=S)(OC)SCC(=O)N(c1ccc(Cl)cc1)C(C)C
c) COc1c(OP(=S)(OC)OC(C)C)cnn(C)c1=O
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}