75-BV-1 Blastocyst 4aa before vitrification, nice cohesive trophectoderm, inner cell mass compact, slightly visible in the background at 5 o’clock

75-BV-2 Blastocyst 4bc before vitrification, zona pellucida not fully thinned

75-AW-1 After warming granular cells with microvacuoles, only slightly contracted blastocyst