纯度较高的「5-hydroxy-7-{{6-O-[(2E,6S)-6-hydroxy-2,6-dimethyl-1-oxoocta-2,7-dien-1-yl]-beta-D-glucopyranosyl}oxy}-2-methyl-4H-1-benzopyran-4-one 」，CAS号 1287220-29-4，有哪些好的供应商？
【已解决】现在需要纯度较高的「5-hydroxy-7-{{6-O-[(2E,6S)-6-hydroxy-2,6-dimethyl-1-oxoocta-2,7-dien-1-yl]-beta-D-glucopyranosyl}oxy}-2-methyl-4H-1-benzopyran-4-one 」，CAS号 1287220-29-4，请问有好的供应商推荐吗，最好附上价格，谢谢！
