cas no.:6974-32-9
molecular formula:c28h24o9
molecular weight:504.49
cas no.:69123-94-0
molecular formula:c9h11fn2o5
molecular weight:246.19
cas no.:1333126-30-9
molecular formula:c23h17clfn5o7
molecular weight:246.19
cas no.:63-37-6
molecular formula:c9h14n3o8p
molecular weight:323.20