C3123223313331322121111331333133313231333112113313231323132333132311323321   >>    C312322331333132212111133133313331323133311211331323132313233313231132332   <<    C3123223313331322121111331333133313231333112113313231323132333132311323323   >>      C3123223313331322121111331333133313231333112113313231323132333132311323322   >>