C12321323221323323132313231313231323132213231323132313232323321   >>    C1232132322132332313231323131323132313221323132313231323232332   <<    C12321323221323323132313231313231323132213231323132313232323323   >>      C12321323221323323132313231313231323132213231323132313232323322   >>