Suggest the identity of the compound with melting point 142-144C and IR and proton NMR data.
/var/folders/9k/_w8z397s71jg79hs77fjxtzr0000gp/T/com.apple.Preview/PreviewTemp-0PZF6f/68XyM.heic
/var/folders/9k/_w8z397s71jg79hs77fjxtzr0000gp/T/com.apple.Preview/PreviewTemp-0PZF6f/AhthV.heic