Hello everybody. As you all can see the curved arrow doesn't point to the positive carbon as it should, but it kink of turn around the bond. How can I solve this? Thanks in advance for any answer!
\schemestart
\chemfig{@{a2}C^{\oplus}(-[:90]CH_3)(-[:180]CH_3)(-[:270]CH_3)}\chemfig{\+ @{a1}Cl^{\ominus}}\arrow{<=>}\chemfig{C(-[:0]Cl)(-[:90]CH_3)(-[:180]CH_3)(-[:270]CH_3)}
\schemestop
\chemmove{\draw(a1).. controls +(100:5mm) and +(145:5mm).. (a2);}