C31232233133313221211113313331333133313331212111133112113313331323112121   >>    C3123223313331322121111331333133313331333121211113311211331333132311212   <<    C31232233133313221211113313331333133313331212111133112113313331323112123   >>      C31232233133313221211113313331333133313331212111133112113313331323112122   >>