C1111233131211111211113313331333133313232321333133313331322331322132232111111   >>    C111123313121111121111331333133313331323232133313331333132233132213223211111   <<    C1111233131211111211113313331333133313232321333133313331322331322132232111113   >>      C1111233131211111211113313331333133313232321333133313331322331322132232111112   >>