<Tr> <Td_colspan="2"> Emperor </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> 322--298 BCE </Td> <Td> Chandragupta </Td> </Tr> <Tr> <Td> </Td> <Td> 298--272 BCE </Td> <Td> Bindusara </Td> </Tr> <Tr> <Td> </Td> <Td> 268--232 BCE </Td> <Td> Ashoka </Td> </Tr>

Who ruled india between the time of the mauryan and gupta