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, c, or d without using any additional words.
Options:
a: CCCSc1ccc2[nH]c(NC(=O)OC)nc2c1
b: CCCCNC(=O)n1c(NC(=O)OC)nc2ccccc21
c: CCCN(CCC)C(=O)CCC(=O)OCC
d: CCN(CCO)C(=S)NP(=S)(OC)OC
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}