C312322331333132212111133133313331323132322331333133312111111331322131122112121   >>    C31232233133313221211113313331333132313232233133313331211111133132213112211212   <<    C312322331333132212111133133313331323132322331333133312111111331322131122112123   >>      C312322331333132212111133133313331323132322331333133312111111331322131122112122   >>