C31232233133313221211113313331333133313331212111111331311331323221323311   >>    C3123223313331322121111331333133313331333121211111133131133132322132331   <<    C31232233133313221211113313331333133313331212111111331311331323221323313   >>      C31232233133313221211113313331333133313331212111111331311331323221323312   >>