C3123223313331322121111331333133313231323223313331333132213111221   >>    C312322331333132212111133133313331323132322331333133313221311122   <<    C3123223313331322121111331333133313231323223313331333132213111223   >>      C3123223313331322121111331333133313231323223313331333132213111222   >>