Supplementary material for paper "Discovery of propenethial (CH2CHCHS) in TMC-1: The sulfur analog of acrolein"

Spectroscopic data which contanins all assigned lines, spectroscopic analysis and metadata with description of main .fit files.该数据集为光谱数据，涵盖所有已归属谱线、光谱分析内容，以及带有主.fit文件描述信息的元数据 (Metadata)。