C3132121111331312113313331333133313231323133313331333132233133322232321   >>    C313212111133131211331333133313331323132313331333133313223313332223232   <<    C3132121111331312113313331333133313231323133313331333132233133322232323   >>      C3132121111331312113313331333133313231323133313331333132233133322232322   >>