C312322331333132212111133133313331333133312121111331333133321133211332321   >>    C31232233133313221211113313331333133313331212111133133313332113321133232   <<    C312322331333132212111133133313331333133312121111331333133321133211332323   >>      C312322331333132212111133133313331333133312121111331333133321133211332322   >>