\put(-300,250){\sffamily\bfseries 1}
\pentamethylenei{1==H$\bf_3$C;5==CH$\bf_3$}{3D==O}
\put(-900,-500){
\tetrahedral{0==B\put(0,20){$^-$};1==H;2==H;3==H;4==H;4s==\put(0,-150){Na$^+$}}
}
\electronAHshiftBezier[->](-580,360)(-700,250)(-660,100)(-610,30)
\put(0,250){\tikz\draw[thick,-stealth](0,0) -- (2,0);}
\put(600,-30){
\pentamethylenei{1==H$\bf_3$C;5==CH$\bf_3$;3s==\exosinglebond{180};3s==\put(-40,-240){H}}{3==ONa}
}