C3123223313331322121111331333133313231333133313331333131333112131   >>    C312322331333132212111133133313331323133313331333133313133311213   <<    C3123223313331322121111331333133313231333133313331333131333112133   >>      C3123223313331322121111331333133313231333133313331333131333112132   >>