C3123223313331322121111331333133313231333132212113313331333133323213112131   >>    C312322331333132212111133133313331323133313221211331333133313332321311213   <<    C3123223313331322121111331333133313231333132212113313331333133323213112133   >>      C3123223313331322121111331333133313231333132212113313331333133323213112132   >>