Showing structure for (5r,6s)-7,9-dibromo-3-[(3z,5r,10s)-7,9-dibromo-10-hydroxy-8-methoxy-1-oxa-2-azaspiro[4.5]deca-6,8-dien-3-ylidene]-8-methoxy-1-oxa-2-azaspiro[4.5]deca-7,9-dien-6-ol