C312322331333132212111133133313331333133312121111113313221213321   >>    C31232233133313221211113313331333133313331212111111331322121332   <<    C312322331333132212111133133313331333133312121111113313221213323   >>      C312322331333132212111133133313331333133312121111113313221213322   >>