A SNARE complex that contains synaptotagmin, synaptobrevin 2 (VAMP2), SNAP-25, syntaxin 1a, syntaxin1b, Rab3a, and complexin II (or orthologs thereof).
STX1a-STX1b-SNAP25-RAB3a-SYT1-VAMP2-CPLX2 complex