References
[1] K H Becker, et al. Morocromen, a new 2-oco-benzopyranylcarboxamide with strong coronary activity. Naturwissenschaften. 1976 Mar;63(3):148-9. DOI:
10.1007/BF00600496[2] Dell H D, Doersing M, Fiedler J, et al. Analysis of morocromen in biological material[J]. Fresenius' Zeitschrift für analytische Chemie, 1982, 311: 119-122.
