C121213213331322331323233231323331323331323232132323132313231323211   >>    C12121321333132233132323323132333132333132323213232313231323132321   <<    C121213213331322331323233231323331323331323232132323132313231323213   >>      C121213213331322331323233231323331323331323232132323132313231323212   >>