C132233133112121111331333133313331333132313231332113313331313331121   >>    C13223313311212111133133313331333133313231323133211331333131333112   <<    C132233133112121111331333133313331333132313231332113313331313331123   >>      C132233133112121111331333133313331333132313231332113313331313331122   >>